Home / 74,106-144,486

Finding the Third Proportional to 74,106 and 144,486

Calculator

Solution

The third proportional to 74,106 and 144,486 is: 281,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,106 : 144,486 = 144,486 : x
  2. Step 2: Convert to fraction form
    74,106/144,486 = 144,486/x
  3. Step 3: Cross multiply
    74,106x = 144,486 × 144,486
  4. Step 4: Simplify right side
    74,106x = 20,876,204,196
  5. Step 5: Solve for x
    x = 20,876,204,196/74,106
  6. Step 6: Final answer
    x = 281,707.34

Related Problems

Find third proportional to 37,053 and 72,243
Half scale
Find third proportional to 148,212 and 288,972
Double scale
Find third proportional to 74,108 and 144,490
Similar ratio
Find third proportional to 111,159 and 216,729
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.